Which of the Following Is Necessary to Prevent an Anaphylactic

question 24

Multiple Choice

Which of the following is necessary to prevent an anaphylactic reaction due to a known IgA antibody in a patient?

• A) All red blood cell units should be irradiated.
• B) Red blood cell units should be washed.
• C) All blood components should be leukocyte-reduced.
• D) Patient should be given antihistamine before transfusion.

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Definitions:

Length

A measurement of how long something is from end to end, typically measured in units such as meters, feet, or inches.

Conservation

In cognitive development, the understanding that certain properties of objects remain the same despite changes in the object's appearance.

Number

A mathematical object used to count, measure, and label.

Reversibility

The ability in cognitive development to understand that numbers or objects can be changed and returned to their original condition.